binaryen/scripts/update_help_checks.py at string-builtin-effects · WebAssembly/binaryen

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#!/usr/bin/env python3

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

# http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

"""A test case update script for lit help checks."""

import os

import subprocess

from test import shared

script_dir = os.path.dirname(__file__)

root_dir = os.path.dirname(script_dir)

test_dir = os.path.join(root_dir, 'test', 'lit', 'help')

TOOLS = ['wasm-opt', 'wasm-as', 'wasm-dis', 'wasm2js', 'wasm-ctor-eval',

'wasm-shell', 'wasm-reduce', 'wasm-metadce', 'wasm-split',

'wasm-fuzz-types', 'wasm-emscripten-finalize', 'wasm-merge']

def main():

for tool in TOOLS:

tool_path = os.path.join(shared.options.binaryen_bin, tool)

command = [tool_path, '--help']

print(command)

output = subprocess.check_output(command).decode('utf-8')

with open(os.path.join(test_dir, tool + '.test'), 'w') as out:

out.write(f';; RUN: {tool} --help | filecheck %s' + os.linesep)

first = True

for line in output.splitlines():

if first:

out.write(f';; CHECK: {line}'.strip() + os.linesep)

first = False

else:

out.write(f';; CHECK-NEXT: {line}'.strip() + os.linesep)

if __name__ == '__main__':

main()

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